Figure 4.
The 9-zone anatomic grid scheme of the talar dome used to indicate the location of the osteochondral lesion of the talus. Zones 1, 4, and 7 are positioned on the medial talus, and zones 1, 2, and 3 are positioned anteriorly.
Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.